Ah it appears it does:
- Hide this video from vimeo.com (Plus + PRO + Business + Premium only) - This video can be embedded on other sites but can’t be viewed on vimeo.com. (Your video cannot appear in Channels and Groups but can still be added to Albums and Portfolios.)
https://help.vimeo.com/hc/en-us/articles/224817847-Privacy-settings-overview