Reproduction steps:
1. Open the attached project "ReproProj"
2. Open the “/Assets/Sandbox/BindingBugRepro/ReproScene.unity” Scene
3. Enter the Play Mode
4. Open “Assets/Sandbox/BindingBugRepro/ExampleView/ExampleView.style.uss“
5. Change the green to red and save the changes
6. Observe the Play Mode

Expected result: The label changes color and continues to increment
Actual result: The label changes color but stops incrementing

Reproducible with: 6000.1.0b13, 6000.2.0a8
Could not test with: 2022.3.60f1, 6000.0.45f1 (Library\PackageCache\com.unity.2d.aseprite@ca048e7ac308\Editor\AsepriteImporterDataProvider.cs(39,82): error CS0246: The type or namespace name 'ISpriteFrameEditCapability' could not be found)

Reproducible on:
Play Mode

Testing environment: Windows 10 Enterprise 21H2
Not reproducible on: No other environment tested

Note:
- If the color does not change after saving the script and continues iterating, right-click the Project window and press refresh