以下で指定すると、期待した待ちをした
visibility_of_element_locatedを使うこと
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.wait import WebDriverWait
WebDriverWait(driver, 10).until(
EC.visibility_of_element_located((By.XPATH, xpath))
)