Example.cs

using Unity.Collections;
using UnityEngine;

public class Example : MonoBehaviour
{
    [SerializeField] private GameObject[] m_gameObjects;

    private void Start()
    {
        var instanceIDs = new NativeArray<int>
        (
            m_gameObjects.Length,
            Allocator.Temp
        );

        try
        {
            for ( var i = 0; i < m_gameObjects.Length; i++ )
            {
                instanceIDs[ i ] = m_gameObjects[ i ].GetInstanceID();
            }

            GameObject.SetGameObjectsActive( instanceIDs, false );
        }
        finally
        {
            instanceIDs.Dispose();
        }
    }
}