Product : Scalr, Enterprise/7.7.2, Current Production
Feature : Bursting to public cloud, Built-In Features, User Self-Service
Content Owner:  Ephraim Baron
Summary
Yes
Details
Scalr Farms (app templates) can contain components from multiple clouds, this is often used by customers to use scaling rules and triggers to deploy applications from cloud to cloud based on the relevant triggers.
https://scalr-wiki.atlassian.net/wiki/spaces/docs/pages/91036762/Farm+Templates