É possível sim. Você pode ver mais sobre isso aqui: custom workflow. Abaixo coloquei a resposta oficial da Atlassian sobre isso. É de uma das documentações deles.
It is possible to restrict the progression of an issue through workflow depending on the status of the issue's sub-tasks. For example, you might need to restrict an issue from being resolved until all of its sub-tasks are resolved. To achieve this, you would create a custom workflow and use the Sub-task Blocking Condition on the workflow transitions that are to be restricted by the sub-tasks' status.
Hey Community mates! Claire here from the Software Product Marketing team. We all know software development changes rapidly, and it's often tough to keep up. But from our research, we've found the h...
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