Check out this video from CLTCOA, OSLTCO, and CDA:
You can find the video on the CDA COVID-19 Information and Resources webpage, (towards the bottom of the page) CDA Provider Guidance, under Phase I and Phase II Procedures for Ombudsman Return to Facilities.
The video demonstrates the donning and doffing procedures of PPE for varying degrees of risk mitigation, identifying three scenarios as outlined in Attachment C- Reentry to Facilities- Scenarios to Consider.
For more information: https://www.aging.ca.gov/covid19/