More than one property can be selected after opening curve editor

Steps to Repro:
1. Open attached Project
2. Press F11
3. UI Elements window > controls > Curve Filed
4. Visual Elements container > Open 1st Curve editor
5. Now click on 2nd Curve editor
6. Now click on Curve Field property

Actual Result:
More than one property is being selected

Expected Result:
Only one property should get selected at a time

Environment:
Windows and Mac

Occurring with:
2019.3.0a2, 2019.2.0b2, 2019.2.0a10

Working with:
2019.2.0a9, 2019.1.0f2