Does CA SSO supports MS OneDrive rich client SSO integration? Its seems not mentioned anywhere under the support matrix.
I think OneDrive is part of Microsoft Sharepoint, if so, you should follow the run book on Sharepoint.
SAP Portal Services
For general Microsoft Office 365 integration, run book is here:
These are mostly browser based use cases, if you are looking for something other than browser based use case, or use case that is not documented, then you will need to contact CA product management.
In this community, create a new idea, then let CA product management to finally confirm if the feature is possibly enhanced or not.