Reproduction steps:
1. Open users attached “repro-project”
2. Open Scene “-MAIN resizing UI“
3. Enter Play Mode
4. Select “creatures/Creature (1)” through the Hierarchy

Expected result: the rotation and direction of the camera do not change
Actual result: the camera rotates to a different angle and changes direction

Reproducible with: 2.8.9 (2021.3.20f1)
Not reproducible with: 2.9.5 (2021.3.20f1, 2022.2.10f1, 2023.1.0b6, 2023.2.0a4)
Couldn’t test with: 2.8.9, 2.9.5 (2020.3.45f1) (Compiler errors)
Fixed version: 2.9.0-pre.1 (2021.3.20f1)

Reproducible on: Windows 10
Not reproducible on: macOS Catalina 10.15.7 (Intel)

Note: Couldn’t test with Standalone Player due to compiler errors