NotificationConfigurationsPage.xaml

<?xml version="1.0" encoding="UTF-8"?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="DynamicDataGroupingSample.NotificationConfigurationsPage"
             Title="Notification Settings">
    <CollectionView ItemsSource="{Binding NotificationGroups}"
                    IsGrouped="True">
         <CollectionView.GroupHeaderTemplate>
            <DataTemplate>
                <Label Padding="10"
                       Text="{Binding Key}"
                       BackgroundColor="CornflowerBlue"
                       FontSize="Large" />
            </DataTemplate>
        </CollectionView.GroupHeaderTemplate>
        <CollectionView.ItemTemplate>
            <DataTemplate>
                <StackLayout>
                    <Label Text="{Binding Name}" FontSize="Large" TextDecorations="Underline" />
                    <Grid RowDefinitions="Auto, Auto" ColumnDefinitions="*, *, *, *">
                          <Label Grid.Column="0" Grid.Row="0" Text="Sms" />
                          <CheckBox Grid.Column="0" Grid.Row="1" IsChecked="{Binding SmsChannel}"/>
                         <Label Grid.Column="1" Grid.Row="0" Text="Email" />
                          <CheckBox Grid.Column="1" Grid.Row="1" IsChecked="{Binding EmailChannel}"/>
                         <Label Grid.Column="2" Grid.Row="0" Text="Push" />
                          <CheckBox Grid.Column="2" Grid.Row="1" IsChecked="{Binding PushNotificationChannel}"/>
                          <Label Grid.Column="3" Grid.Row="0" Text="Phone" />
                          <CheckBox Grid.Column="3" Grid.Row="1" IsChecked="{Binding PhoneChannel}"/>
                    </Grid>
                </StackLayout>
            </DataTemplate>
        </CollectionView.ItemTemplate>
    </CollectionView>
</ContentPage>