Wiggling your arm while swimming (first person) when View Bobbing is disabled

Summary:

When a player floats on a block, his hand sways a little like walking. It also happens when crawling. It also doesn't fit the java version. Well, it's illogical) And it only works with View Bobbing disabled!

Updated: this bug is not present in 1.16.201

Steps to Reproduce:

1. Disable View Bobbing.
2. Enter the state of swimming
3. Swim to the block or start crawling

Observed Results:

The hand will play an animation like walking.

Expected Results:

There will be no animation.

Video:

Minecraft 2021-02-13 10-11-16.mp4