How to reproduce:
1. Open the attached "IN-154052_6000_3_15f1.zip" project
2. Open the "SampleScene"
3. In the Hierarchy window, select the "Timeline" GameObject
4. In the Timeline tab, make sure that "Preview" is enabled in the top left corner
5. Select the "Light Control Clip"
6. In the Inspector tab, under "Light Control Clip", drag any of the sliders to different values
7. Observe the Game view
Actual result: The camera in Game view flickers to another camera
Expected result: The camera in Game view does not flicker
Reproducible with: 6000.0.0f1, 6000.0.84f1, 6000.3.24f1, 6000.6.2f1, 6000.7.0b1, 7000.0.0a1
Reproducible on: Windows 11, macOS 26.6 (By user)
Not reproducible on: No other environments tested