Apparently the CH has recently re-opened after a refurb.
From one mile at a time
Given those hours it's not going to affect VS passengers as (as with other VS / PP lounges) they will kick out PP people before opening it back up as a proper CH.
From one mile at a time
The lounge will be open to Priority Pass members daily from 6AM until 12:15PM. Priority Pass members can access the lounge for up to three hours, and guesting privileges are based on the type of membership you have (meaning those with most premium US credit cards will be able to bring two guests).
Given those hours it's not going to affect VS passengers as (as with other VS / PP lounges) they will kick out PP people before opening it back up as a proper CH.
Huzzah for International Jet-setting !