The video is still audible after enabling mute and setting its volume to zero

Steps to Repro
1. Open the attached or create a new project
2. Import any video and drag it in hierarchy window
3. Inspector > Video component > enable mute
4. Play the scene

Actual Result:
1. The video is audible when mute is enabled or its volume is set to zero
2. Audio intensity is not changing when the volume is changed

Environment:
Windows and Mac

Working with:
2018.3.0a1, 2018.2.0f2

Occurring on:
2018.3.0a11, 2018.3.0a4