Answer: Not directly. ThirdParty modules (like WireFlow's) can't run in scan mode.
But, it is quite easy to mix WireFlow C Series modules with other NI modules in a system and still access the NI modules in scan mode. Data can then be read from both module types via scan engine.
Check out our application note for more details.
App note: AN4 mixing WF and NI modules
Example code: AN4 mixing WF and NI modules examples (*.zip)