Thanks to everyone for all the information and helpful comments!
Since posting this question, the itinerary for the July 1, 2020, Enchanted Princess sailing changed, and no longer includes a stop at Le Harve! So we have also changed our plans and booked a personalized tour with Overlord's on June 27, 2020, well before our cruise begins. We'll be staying in Bayeux for two nights since the tour starts at 8:30 am and ends at 5:30/6:00 pm.
Guess we don't need to worry about a crowded van, even though there will be room for more people, as the chances of anyone from our crui