How to reproduce:
1. Open the attached project "AnimatorRepro"
2. Open the "SampleScene" scene
3. Open the Animator window
4. Enter the Play Mode
5. Drag the Blackboard in the Animator window so the playing state "Statue" is hidden
6. Observe the results
Expected results: The state can be obscured
Actual results: The Animator prevents from obscuring the playing state resulting in jumping
Reproducible with: 6000.0.59f1, 6000.2.6f1, 6000.3.0b3
Reproducible on: macOS Sequoia 15.6 (M1)
Not reproducible on: No other environment tested