If the IDP is M365 and you are using an enterprise app for SCIM provisioning you can do a provision on demand for that user to avoid the 40 minute SCIM cycle.
But - look at the March 23 product updates - this may give you what you are looking for March 23 2026 updates
March-23-2026
Expanded Control for SCIM Users and Directories: Manage SCIM-synced users and directories directly from the Cato Management Application (CMA) for greater administrative control and lifecycle management.
Disable and delete active SCIM users, and delete SCIM directories
User and group deletions sync with the SCIM application
Filter users and groups based on deleted SCIM directories