Explode model forecasts functionality for External Forecast in Supply Plan

Summary:

Does 'Explode model forecasts' plan option support for External Forecast in Supply Plan?

Content (please ensure you mask any confidential information):

We are loading the external forecast for a model and attached it as a demand schedule to supply plan. The plan option 'Explode model forecasts' is checked under Forecast allocation and consumption tab. The model, option classes and option items are having forecast control item attribute defined as Consume and Explode. The Option classes having the planning percentages defined for options in their Item structure.

But the plan is not exploding the forecast from model to its options at all.