3. Crown agencies are controlled or operated by the Crown in right of Ontario. So I think this meets the criteria for OHA exemption being allowed by Lt Govnr.
Crown Agency Act sect 1:
https://www.ontario.ca/laws/statute/90c48#:~:text=controlled%20or%20operated%20by%20the%20Crown%20in%20right%20of%20Ontario
Crown Agency Act sect 1:
https://www.ontario.ca/laws/statute/90c48#:~:text=controlled%20or%20operated%20by%20the%20Crown%20in%20right%20of%20Ontario
Comments
So Lt Govnr order might not be adequate since the exemption applies only to the property and not the district.
https://www.ontario.ca/laws/statute/90o18#BK76
That's my novice interpretation.