Broan-NuToneAR110LKVV SurfaceShield Vital Vio Powered Exhaust Vent LED White Light & Violet Light, 110 CFM

When the white led is turned off, does the uv light automatically come on? does uv light come on when fan is turned on?

Does the UV light stay in all the time when the fan is turned off?

Can you wire the fan and light to a single switch?

Does the fan automatically turn off after a period of time so the light can remain on without fan noise?