Shears do not work on azalea leaves and flowering azalea leaves

Summary:
Shears do not work on azalea leaves and flowering azalea leaves.

Steps to Reproduce:

1. Place down multiple azalea leaves
2. In Survival mode, break the azalea leaves with shears

Observed Results:
The azalea leaves don't always drop.

Expected Results:
The azalea leaves should always drop.

Video:
Minecraft 2021-03-21 10-45-44.mp4